this is the first time the cooference is being held in the united states. visitors will be able to iew several clean energy cars, including diesel, electric and fuel cell odels. experts will also discuss the future of biifuels and tte acceptance of environmentally friendly vehicles and electric cars. the prrsident's campaign sparked a lot f donations last month. the campaign to re-elect president obama raised more than 114-million dollars in august. one of the president's campaign managers says 98-percent of the donations were of 250-dollars pr less. of the millions of donors... more than 300-thousand have never conttibuted to the campaign before. a zombie invasion may be heading our way. well... maybe not quite like this... the hit series "the walking dead."but as part of a new health campaign... homeland security is encooraging citizens to better prepare for emergencies. their theory?... if you're prepared for a zombie attack... the during a hurricane, pandemic, earrhquake or terrorist attack. last ear... the federal centers for disease control and preven